Digital control of active filter characteristics
- 29 October 1976
- journal article
- research article
- Published by Taylor & Francis in International Journal of Electronics
- Vol. 41 (4) , 405-410
- https://doi.org/10.1080/00207217608920651
Abstract
This paper examines the use of multiplying digital to analogue converters to digitally control the parameters of state variable active filters. Experimental results are given for a constant Q section with a centre frequency programmable over the range 100 Hz to 10 kHz.Keywords
This publication has 6 references indexed in Scilit:
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- Tunable RC-active filters using periodically switched conductancesIEEE Transactions on Circuit Theory, 1973
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- The Biquad: Part I-Some practical design considerationsIEEE Transactions on Circuit Theory, 1971
- State-Variable Synthesis for Insensitive Integrated Circuit Transfer FunctionsIEEE Journal of Solid-State Circuits, 1967